Electrical receptacle connector

Abstract

An electrical receptacle connector includes an insulated housing, a metallic shell and a plurality of connecting portions. The insulated housing is in the metallic shell. The metallic shell includes a tubular body, a connecting plate and a folded portion. The tubular body includes an outer wall and an inner wall. The connecting plate is at the outer wall or the inner wall, and the folded portion is extended from the tubular body toward the connecting plate. The connecting portions are configured to fix the connecting plate to the tubular body so that the connecting plate is fixed on the tubular body.

What is claimed is: 
     
       1. An electrical receptacle connector, comprising:
 an insulated housing comprising a base portion, and a tongue portion extended from one side of the base portion, wherein the tongue portion has an upper surface and a lower surface; 
 a plurality of upper-row receptacle terminals comprising a plurality of signal terminals, at least one power terminal, and at least one ground terminal, wherein each of the upper-row receptacle terminals is held in the base portion and disposed at the upper surface of the tongue portion; 
 a plurality of lower-row receptacle terminals comprising a plurality of signal terminals, at least one power terminal, and at least one ground terminal, each of the lower-row receptacle terminals is held in the base portion and disposed at the lower surface of the tongue portion; 
 a metallic shell defining a receiving cavity therein to receive the insulated housing, wherein the metallic shell comprises:
 a tubular body having an outer wall and an inner wall; 
 at least one connecting plate disposed at the outer wall or the inner wall; and 
 at least one folded portion extended from the tubular body toward the connecting plate; and 
 
 a plurality of connecting portions configured to fix the connecting plate to the tubular body so that the connecting plate is fixed on the tubular body. 
 
     
     
       2. The electrical receptacle connector according to  claim 1 , wherein the outer wall is defined by a top plane, a bottom plane, and a plurality of lateral planes, the lateral planes are extended from two sides of the top plane toward two sides of the bottom plane, respectively. 
     
     
       3. The electrical receptacle connector according to  claim 2 , wherein the tubular body comprises a front window, wherein the folded portion is extended from the periphery of the front window toward the connecting plate. 
     
     
       4. The electrical receptacle connector according to  claim 3 , wherein the folded portion is extended from the periphery of a top portion of the front window toward the connecting plate, the connecting plate comprises a top plate and a plurality of lateral plates, the top plate is at the top plane, and the lateral plates are respectively at the lateral planes. 
     
     
       5. The electrical receptacle connector according to  claim 3 , wherein at least two folded portions are respectively extended from two sides of the periphery of the front window toward at least two connecting plates, wherein the connecting plates are respectively at the lateral planes. 
     
     
       6. The electrical receptacle connector according to  claim 1 , wherein the connecting plate comprises a plurality of through-hole legs, wherein the connecting plate is at the outer wall and the through-hole leg is extended under a bottom of the insulated housing. 
     
     
       7. The electrical receptacle connector according to  claim 1 , wherein the tubular body comprises a rear cover plate, wherein at least two folded portions are respectively extended from two sides of the rear cover plate toward at least two connecting plates, wherein the connecting plates are at the outer wall, the rear cover plate further comprises a plurality of through-hole legs, the through-hole legs are extended under a bottom of the rear cover plate toward a bottom of the insulated housing. 
     
     
       8. The electrical receptacle connector according to  claim 1 , wherein the tubular body comprises a rear window, wherein at least two folded portions are respectively extended from two sides of the rear window toward at least two connecting plates, wherein the connecting plates are at the inner wall. 
     
     
       9. The electrical receptacle connector according to  claim 1 , wherein each of the connecting portions comprises a connecting point soldered on the connecting plate, so that the connecting plate is fixed with the tubular body. 
     
     
       10. The electrical receptacle connector according to  claim 1 , wherein each of the connecting portions comprises a connecting segment tin-soldered on the connecting plate, so that the connecting plate is fixed with the tubular body. 
     
     
       11. The electrical receptacle connector according to  claim 1 , wherein each of the upper-row receptacle terminals comprises:
 a body portion held in the insulated housing; 
 a flat contact portion extended from one of two ends of the body portion and disposed at the upper surface; and 
 a tail portion extended from the other end of the body portion and exposed out of the insulated housing. 
 
     
     
       12. The electrical receptacle connector according to  claim 1 , wherein each of the lower-row receptacle terminals comprises:
 a body portion held in the insulated housing; 
 a flat contact portion extended from one of two ends of the body portion and disposed at the upper surface; and 
 a tail portion extended from the other end of the body portion and exposed out of the insulated housing. 
 
     
     
       13. The electrical receptacle connector according to  claim 1 , wherein the upper-row receptacle terminals and the lower-row receptacle terminals have 180 degree symmetrical design with respect to a central point of the receptacle cavity as the symmetrical center. 
     
     
       14. An electrical receptacle connector, comprising:
 an insulated housing comprising a base portion, and a tongue portion extended from one side of the base portion, wherein the tongue portion has an upper surface and a lower surface; 
 a plurality of upper-row receptacle terminals comprising a plurality of signal terminals, at least one power terminal, and at least one ground terminal, wherein each of the upper-row receptacle terminals is held in the base portion and disposed at the upper surface of the tongue portion; 
 a plurality of lower-row receptacle terminals comprising a plurality of signal terminals, at least one power terminal, and at least one ground terminal, each of the lower-row receptacle terminals is held in the base portion and disposed at the lower surface of the tongue portion; and 
 a grounding sheet disposed inside the insulation housing  1 , wherein the grounding sheet comprises two lateral sides which are protruded out of the lateral sides of the a 1 tongue portion, wherein the electrical receptacle connector further comprises a metallic shell defining a receiving cavity therein to receive the insulated housing, wherein the metallic shell comprises: a tubular body having an outer wall and an inner wall; at least one connecting plate disposed at the outer wall or the inner wall; and at least one folded portion extended from the tubular body toward the connecting plate; and a plurality of connecting portions configured to fix the connecting plate to the tubular body so that the connecting plate is fixed on the tubular body. 
 
     
     
       15. The electrical receptacle connector according to  claim 14 , wherein the outer wall is defined by a top plane, a bottom plane, and a plurality of lateral planes, the lateral planes are extended from two sides of the top plane toward two sides of the bottom plane, respectively. 
     
     
       16. The electrical receptacle connector according to  claim 15 , wherein the tubular body comprises a front window, the folded portion is extended from the periphery of the front window toward the connecting plate. 
     
     
       17. The electrical receptacle connector according to  claim 16 , wherein the folded portion is extended from the periphery of a top portion of the front window toward the connecting plate, the connecting plate comprises a top plate and a plurality of lateral plates, the top plate is at the top plane, and the lateral plates are respectively at the lateral planes. 
     
     
       18. The electrical receptacle connector according to  claim 16 , wherein at least two folded portions are respectively extended from two sides of the periphery of the front window toward at least two connecting plates, wherein the connecting plates are respectively at the lateral planes. 
     
     
       19. The electrical receptacle connector according to  claim 14 , wherein the connecting plate comprises a plurality of through-hole legs, wherein the connecting plate is at the outer wall and the through-hole leg is extended under a bottom of the insulated housing.